{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "arguments": ["time", "releaser", "supported platform", "vulnerable system version", "vulnerable system", "common vulnerabilities and exposures", "vulnerability", "patch", "issues addressed"]}], "input": "What the Samba vulnerabilities can do The first vulnerability , 1050 , affects all Samba instances version 4.0.0 and up ."}
{"patch vulnerability": []}